Home / 1,197,216.72-1,652,193.90-653,387.46

Finding the Fourth Proportional to 1,197,216.72, 1,652,193.90 and 653,387.46

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Solution

The fourth proportional to 1,197,216.72, 1,652,193.90 and 653,387.46 is: 901,693.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,216.72 : 1,652,193.90 = 653,387.46 : x
  2. Step 2: Convert to fraction form
    1,197,216.72/1,652,193.90 = 653,387.46/x
  3. Step 3: Cross multiply
    1,197,216.72x = 1,652,193.90 × 653,387.46
  4. Step 4: Simplify right side
    1,197,216.72x = 1,079,522,775,748.49
  5. Step 5: Solve for x
    x = 1,079,522,775,748.49/1,197,216.72
  6. Step 6: Final answer
    x = 901,693.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.